Improvement in drv gas-meters



PATENTED NOV. 15, 1870,

G. LOWEN 62 S. H. GOLDTHORP.

DRY GA-s'ME BR.

(I axi g.

M -KMMM htniizlr iahz "c osen.- LOWEN -AND SAMUEL H. GOLDTHORP, on rmreBURe, PENNSYL- .VANIA.

' I Letters Patent No. 109,230, dated Novemberli, 1870.

IMPROVEMENT IN DRY GAS-METERS.

The Schedule referred to in these Letters Patent and making part of the same.

We, GEORGE Lowen and SAMUEL H. common, both of Pit-tsbnrg, Allegheny county, state of Pennsylvnnia, have invented certain Improvements in Dry Gas-Meters, of which the following is a specification.

The invention relates -to providing the dinphrngms with flexible tubes at'thc lowermost part, which com-. municate with chambers or receivers outside of the meter-case, these flexible tubes to be provided,'inside Figure 2 is a, side view of themeter, with the lowersection of the euse, diziphragms h 7:, flexible tubes e e, and condensing-chambers ff; exposed;

' Figure 3 represents the bottomof the meter, showing the situation of the condensing-chambers ff and thumb-screws g g. v

lsignre 4 is a, front view of a dry gas-meter, with all the pin-ts in situ.

.Claim.

' We claim as our invention-.-

The flexible tubes 6 e, communicating between the interior of the dinphrngms h h and condensing-chemher or receivers f. j; substantially asnnd for the purposes described.

' GEORGE .LOWEN.

' S. H. GOLDTHORP. Witnesses: 

